1 # SPDX-License-Identifier: GPL-2.0-only OR BSD
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/mmc/starfiv
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: StarFive Designware Mobile Storage Host
8
9 description:
10 StarFive uses the Synopsys designware mobile
11 to interface a SoC with storage medium such
12
13 allOf:
14 - $ref: synopsys-dw-mshc-common.yaml#
15
16 maintainers:
17 - William Qiu <william.qiu@starfivetech.com>
18
19 properties:
20 compatible:
21 const: starfive,jh7110-mmc
22
23 reg:
24 maxItems: 1
25
26 clocks:
27 items:
28 - description: biu clock
29 - description: ciu clock
30
31 clock-names:
32 items:
33 - const: biu
34 - const: ciu
35
36 interrupts:
37 maxItems: 1
38
39 starfive,sysreg:
40 $ref: /schemas/types.yaml#/definitions/pha
41 items:
42 - items:
43 - description: phandle to System Reg
44 - description: offset of SYS_SYSCONS
45 - description: shift of SYS_SYSCONSA
46 - description: mask of SYS_SYSCONSAI
47 description:
48 Should be four parameters, the phandle t
49 syscon node and the offset/shift/mask of
50 for MMC controller.
51
52 required:
53 - compatible
54 - reg
55 - clocks
56 - clock-names
57 - interrupts
58
59 unevaluatedProperties: false
60
61 examples:
62 - |
63 mmc@16010000 {
64 compatible = "starfive,jh7110-mmc";
65 reg = <0x16010000 0x10000>;
66 clocks = <&syscrg 91>,
67 <&syscrg 93>;
68 clock-names = "biu","ciu";
69 resets = <&syscrg 64>;
70 reset-names = "reset";
71 interrupts = <74>;
72 fifo-depth = <32>;
73 fifo-watermark-aligned;
74 data-addr = <0>;
75 };
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